Her Royal Highness Princess Eugenie of York, Eugenie Victoria Helena Mountbatten-Windsor (born March 23, 1990) is the younger daughter of the Duke of York and Sarah, Duchess of York (née Ferguson); her older sister is Princess Beatrice of York. She is currently attending Marlborough College. At age twelve, she had back surgery to prevent her scoliosis from worsening. She lives with her father at Sandringham House, England, although she does spend a good deal of time with her mother.